Home / 114,340.78-171,668.27-58,218.60

Finding the Fourth Proportional to 114,340.78, 171,668.27 and 58,218.60

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Solution

The fourth proportional to 114,340.78, 171,668.27 and 58,218.60 is: 87,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,340.78 : 171,668.27 = 58,218.60 : x
  2. Step 2: Convert to fraction form
    114,340.78/171,668.27 = 58,218.60/x
  3. Step 3: Cross multiply
    114,340.78x = 171,668.27 × 58,218.60
  4. Step 4: Simplify right side
    114,340.78x = 9,994,285,627.29
  5. Step 5: Solve for x
    x = 9,994,285,627.29/114,340.78
  6. Step 6: Final answer
    x = 87,407.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.